Results 11 to 20 of about 445,124 (115)

A recurrent point mutation in PRKCA is a hallmark of chordoid gliomas [PDF]

open access: yesNature Communications, 2018
Chordoid glioma is a slow growing diencephalic tumor whose mutational landscape is poorly characterized. Here, the authors perform whole-exome and RNA-sequencing and find that 15 of 16 chordoid glioma cases studied harbor the same PRKCA mutation which ...
Shai Rosenberg   +25 more
doaj   +2 more sources

Diffuse juvenile polyposis causing recurrent small bowel intussusception

open access: yesJournal of Pediatric Surgery Case Reports, 2020
Intussusception is a common cause of infantile bowel obstruction. The majority of patients (75%) present before the age of 2 years and have no identifiable lead point. A pathological lead point (PLP) causes secondary intussusception, with an incidence of
Mathys Human, MBChB   +2 more
doaj   +1 more source

The dynamical look at the subsets of a group

open access: yesApplied General Topology, 2015
We consider the action of a group $G$ on the family $\mathcal{P}(G)$ of all subsets of $G$ by the right shifts $A\mapsto Ag$ and give the dynamical characterizations of thin, $n$-thin, sparse and scattered subsets.
Igor V. Protasov, Sergii Slobodianiuk
doaj   +1 more source

Recurrent and weakly recurrent points in βG

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1986
It is shown in this paper that if βG is the Stone-Čech compactification of a group G, and G satisfying a certain condition, then there is a weakly recurrent point in βG which is not almost periodic, and if another condition will be added, then there is a
Mostafa Nassar
doaj   +1 more source

Nonwandering sets of maps on the circle

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1999
Let f be a continuous map of the circle S1 into itself. And let R(f),Λ(f),Γ(f), and Ω(f) denote the set of recurrent points, ω-limit points, γ-limit points, and nonwandering points of f, respectively.
Seung Wha Yeom   +2 more
doaj   +1 more source

Serum Phosphate and 1-Year Outcome in Patients With Acute Ischemic Stroke and Transient Ischemic Attack

open access: yesFrontiers in Neurology, 2021
Objective: To determine the association between serum phosphate level and 1-year clinical outcomes in patients with acute ischemic stroke and transient ischemic attack.Methods: We included 7,353 patients with acute ischemic stroke and transient ischemic ...
Jun-Fang Zhang   +35 more
doaj   +1 more source

Weakly recurrent and almost periodic points in βG

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1988
Let G be a group. We will study the relationship between AG and WRG. In Nassar [1] it has been shown that if G is a nontorsion group, then AG⫋RG. In this paper we will show that if G contains a subset A such that K.A is not left thick for each finite set
Mostafa Nassar
doaj   +1 more source

Recurrent points and discrete points for elementary amenable groups

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1992
Let βG be the Stone-Cech compactification of a group G, AG the set of all almost periodic points in βG, KG=cℓ[⋃{suppμφ:φ∈LIM(G)}] and RG the set of all recurrent points in βG.
Mostafa Nassar
doaj   +1 more source

Oxygen saturation is associated with recurrent primary spontaneous pneumothorax treated by intercostal chest drainage

open access: yesAsian Journal of Surgery, 2022
Summary: Background: Primary spontaneous pneumothorax (PSP) is a condition that may lead to acute chest pain or dyspnea on exertion. Treatment with an intercostal chest drainage (ICD) is warranted.
Puthachad Namwaing   +9 more
doaj   +1 more source

The Application of 'Timed Up and Go' Test in Fall Screening of Elderly People in Shanghai: A Cross-Sectional Study

open access: yesIranian Journal of Public Health, 2021
Background: We aimed to evaluate the predictive value of the 'Timed Up and Go' test (TUGT) for identifying fall risk in community-dwelling elderly. Methods: From Aug 2016 to Feb 2017, cluster sampling was conducted among residents aged over 60 from 15
Jian Wang   +8 more
doaj   +1 more source

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